Sig is miserable at home. His mother's call from her threatened habitat sends him racing to save her. Just the adventure he needs.Sig's robots contribute to the colony's success, but his own life is falling apart. When his mother, living in a remote cavern with a group of malcontents, sends a plea for help, he's eager to solve her life-support problems. He knows more about technology than a bunch of misfit miners, and probably more than the Hermit, their mysterious benefactor.But he isn't ready to face the deadly Martian mountains, or danger from the people he's come to rescue.Sig resolves to save the ungrateful prospectors, even if it kills him.Kate Rauner's chronicle of the first human colony continues with this adventure across the plains and mountains of the Red Planet. If you enjoy relatable heroes tackling life on a deadly world, read Hermit on Mars and explore humanity's new frontier.